1999 Infiniti Q45 vs. 1974 Mazda 929
To start off, 1999 Infiniti Q45 is newer by 25 year(s). Which means there will be less support and parts availability for 1974 Mazda 929. In addition, the cost of maintenance, including insurance, on 1974 Mazda 929 would be higher. At 4,128 cc (8 cylinders), 1999 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 1999 Infiniti Q45 (265 HP @ 5600 RPM) has 182 more horse power than 1974 Mazda 929. (83 HP @ 5000 RPM). In normal driving conditions, 1999 Infiniti Q45 should accelerate faster than 1974 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 1999 Infiniti Q45 weights approximately 664 kg more than 1974 Mazda 929. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1999 Infiniti Q45 (378 Nm @ 4000 RPM) has 244 more torque (in Nm) than 1974 Mazda 929. (134 Nm @ 2500 RPM). This means 1999 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 1974 Mazda 929. 1999 Infiniti Q45 has automatic transmission and 1974 Mazda 929 has manual transmission. 1974 Mazda 929 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 Infiniti Q45 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 Infiniti Q45 | 1974 Mazda 929 | |
| Make | Infiniti | Mazda |
| Model | Q45 | 929 |
| Year Released | 1999 | 1974 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4128 cc | 1769 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 265 HP | 83 HP |
| Engine RPM | 5600 RPM | 5000 RPM |
| Torque | 378 Nm | 134 Nm |
| Torque RPM | 4000 RPM | 2500 RPM |
| Engine Bore Size | 93 mm | 80 mm |
| Engine Stroke Size | 76 mm | 88 mm |
| Engine Compression Ratio | 10.5:1 | 8.6:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1759 kg | 1095 kg |
| Vehicle Length | 5080 mm | 4410 mm |
| Vehicle Width | 1830 mm | 1670 mm |
| Vehicle Height | 1450 mm | 1420 mm |
| Wheelbase Size | 2840 mm | 2520 mm |
| Fuel Tank Capacity | 60 L | 65 L |
